JPH0684046B2 - Impact resistant molding - Google Patents
Impact resistant moldingInfo
- Publication number
- JPH0684046B2 JPH0684046B2 JP60259897A JP25989785A JPH0684046B2 JP H0684046 B2 JPH0684046 B2 JP H0684046B2 JP 60259897 A JP60259897 A JP 60259897A JP 25989785 A JP25989785 A JP 25989785A JP H0684046 B2 JPH0684046 B2 JP H0684046B2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- parts
- resin
- solid content
- matrix
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Reinforced Plastic Materials (AREA)
- Moulding By Coating Moulds (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は繊維強化プラスチック（以下、FRPという）か
らなる耐衝撃成形物に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention relates to an impact resistant molded article made of fiber reinforced plastic (hereinafter referred to as FRP).
近年耐衝撃性に優れた繊維素材が開発上市されている
が、FRP化に於て、マトリックスにエポキシ樹脂、フェ
ノール樹脂、不飽和ポリエステル樹脂等の熱硬化性樹脂
が単独、又は併用で使用されている。In recent years, fiber materials with excellent impact resistance have been developed and put on the market, but in the FRP process, thermosetting resins such as epoxy resin, phenol resin and unsaturated polyester resin are used alone or in combination in the matrix. There is.
このようにマトリックスが熱硬化性樹脂よりなっている
ものにあっては、マトリックスの硬化により製品に剛性
が付与されるため、衝撃吸収性が低下し耐衝撃性に優れ
たFRP製品が得られていない。In the case where the matrix is made of thermosetting resin as described above, the hardening of the matrix imparts rigidity to the product, resulting in an FRP product with reduced impact absorption and excellent impact resistance. Absent.
本発明はこの様な状況に鑑みなされたものであり、種々
研究した結果マトリックスがフェノール樹脂とポリビニ
ルブチラール及びエポキシ樹脂からなる樹脂組成物で構
成されていることが耐衝撃性に優れた効果があることを
見出した。The present invention has been made in view of such a situation, and as a result of various researches, it is excellent in impact resistance that the matrix is composed of a resin composition composed of a phenol resin, polyvinyl butyral and an epoxy resin. I found that.
この知見に基づき更に研究を進めて本研究を完成するに
至った。Based on this knowledge, further research was conducted to complete this research.
本発明は、フェノール樹脂とポリビニルブチラール及び
エポキシ樹脂からなる樹脂組成物をマトリックスとする
繊維強化プラスチックからなる耐衝撃成形物、に関する
ものである。TECHNICAL FIELD The present invention relates to an impact resistant molded product made of a fiber reinforced plastic having a matrix of a resin composition made of a phenol resin, polyvinyl butyral and an epoxy resin.
フェノール樹脂にはレゾール型樹脂とノボラック型樹脂
があるが、本発明にはレゾール型樹脂の使用が好まし
い。尚レゾール型樹脂の反応触媒には苛性ソーダ、アン
モニア、水酸化バリウム、酸化マグネシウム等が使用さ
れ、特に制限されるものでない。Phenolic resins include resol type resins and novolac type resins, but the use of resol type resins is preferred in the present invention. It should be noted that caustic soda, ammonia, barium hydroxide, magnesium oxide and the like are used as the reaction catalyst for the resol type resin, and are not particularly limited.
フェノール樹脂は数平均分子量が200から400の範囲で使
用出来るが、好ましくは250から350の範囲である。一
方、ポリビニルブチラールは重合度が500から5000の範
囲のものが使用出来るが、好ましくは800から4000の範
囲である。ブチラール化度については特に限定されるも
のでないが、好ましくは55から70モル％である。The phenol resin can be used in a number average molecular weight of 200 to 400, preferably 250 to 350. On the other hand, polyvinyl butyral having a polymerization degree in the range of 500 to 5000 can be used, but preferably in the range of 800 to 4000. The degree of butyralization is not particularly limited, but it is preferably 55 to 70 mol%.
エポキシ樹脂にはエポキシ当量が350から700の範囲のも
のが使用出来るが、好ましくは400から500の範囲であ
る。The epoxy resin having an epoxy equivalent in the range of 350 to 700 can be used, but it is preferably in the range of 400 to 500.
樹脂の配合割合はフェノール樹脂30重量部（固形分）か
ら80重量部（固形分）とポリビニルブチラール70重量部
（固形分）から20重量部（固形分）の範囲で配合した樹
脂100重量部（固形分）にエポキシ樹脂５重量部（固形
分）から25重量部（固形分）の配合範囲が使用出来る
が、好ましくはフェノール樹脂40重量部（固形分）から
75重量部（固形分）とポリビニルブチラール60重量部
（固形分）から25重量部（固形分）の範囲で配合した樹
脂100重量部（固形分）にエポキシ樹脂５重量部（固形
分）から25重量部（固形分）の配合範囲である。100 parts by weight of resin compounded in the range of 30 parts by weight of phenolic resin (solid content) to 80 parts by weight (solid content) and 70 parts by weight of polyvinyl butyral (solid content) to 20 parts by weight (solid content). For the solid content, a compounding range of 5 parts by weight of epoxy resin (solid content) to 25 parts by weight (solid content) can be used, but preferably 40 parts by weight of phenol resin (solid content)
75 parts by weight (solid content) and 60 parts by weight of polyvinyl butyral (solid content) to 25 parts by weight (solid content) 100 parts by weight of resin (solid content) to 5 parts by weight of epoxy resin (solid content) to 25 parts by weight It is a compounding range of parts by weight (solid content).
マトリックスに上記樹脂を使用することにより適度の柔
軟性と適度の剛性が付与され、且接着性が向上すること
により、衝撃吸収性が向上し耐衝撃性に優れたFRP製品
が得られる。使用する基材については特に限定するもの
でないが、アラミド繊維織布、ナイロン繊維織布等の
強度繊維織布を使用することにより更にその効果が発揮
される。By using the above resin for the matrix, appropriate flexibility and appropriate rigidity are imparted, and the adhesiveness is improved, whereby the FRP product having improved impact absorption and impact resistance can be obtained. The base material used is not particularly limited, but the effect is further exhibited by using a strong fiber woven cloth such as aramid fiber woven cloth and nylon fiber woven cloth.
本発明の耐衝撃成形物は、従来と同様の成形方法によっ
て製造しても、非常に優れた耐衝撃性FRPであるので、
ヘルメットなどの成形品に好適に応用される。The impact-resistant molded article of the present invention is a very excellent impact-resistant FRP even when manufactured by a molding method similar to the conventional one.
Suitable for molded products such as helmets.
従って、基材の使用枚数を減らしても従来製品と同等、
もしくはそれ以上の耐衝撃性が得られるので、製品の軽
量化並びに低コスト化を可能にした。Therefore, even if the number of base materials used is reduced,
Or, since impact resistance higher than that can be obtained, it is possible to reduce the weight and cost of the product.
以下に実施例により本発明を具体的に説明する。 The present invention will be specifically described below with reference to examples.
実施例１ ポリビニルブチラールにはBX−１（積水化学（株）製、
重合度1750）を用い、メチルエチルケトン650重量部に8
0重量部を溶解させ、フェノール樹脂にはPR−51406（住
友デュレズ（株）製、数平均分子量300固形分50重量
％）を用い、上記ポリビニルブチラール溶液に730重量
部に200重量部を添加し、更にエポキシ樹脂にはＲ−301
（三井石油化学エポキシ（株）製、エポキシ当量450〜5
00）を用い、メチルエチルケトン20重量部に20重量部を
溶解させ、上記溶液に添加混合し、マトリックス用樹脂
とした。Example 1 For polyvinyl butyral, BX-1 (manufactured by Sekisui Chemical Co., Ltd.,
Polymerization degree 1750), and 8 parts in 650 parts by weight of methyl ethyl ketone
Dissolve 0 part by weight, and use PR-51406 (Sumitomo Durez Co., Ltd., number average molecular weight 300 solid content 50% by weight) as the phenol resin, and add 200 parts by weight to 730 parts by weight to the polyvinyl butyral solution. R-301 for epoxy resin
(Mitsui Petrochemical Epoxy Co., Ltd., epoxy equivalent 450-5
20 parts by weight was dissolved in 20 parts by weight of methyl ethyl ketone, and the mixture was added to the above solution and mixed to obtain a resin for matrix.
該樹脂をケプラー繊維織布（カネボー（株）製、Ｋ−11
22）に付着樹脂量が18重量％になるようにコーティング
し、120℃乾燥器中で５分間乾燥を行ない、プリプレグ
を作成した。The resin is used as Kepler fiber woven fabric (K-11, K-11
22) was coated so that the amount of adhered resin was 18% by weight, and dried in a 120 ° C. dryer for 5 minutes to prepare a prepreg.
このプリプレグを10枚重ね合わせて、ステンレス板間に
挿入し、加熱温度160℃、加圧力100kg/cm2、加圧時間15
分の条件で成形し、厚さ5mmの板状成形品を得た。10 pieces of this prepreg are piled up and inserted between stainless plates, heating temperature 160 ℃, pressure 100 kg / cm 2 , pressurization time 15
Molding was performed under the condition of minutes to obtain a plate-shaped molded product having a thickness of 5 mm.
実施例２ ポリビニルブチラールには実施例１と同様にBX−１を用
い、メチルエチルケトン650重量部に80重量部を溶解さ
せ、フェノール樹脂にも実施例１と同様にRP−51406を
用い、上記ポリビニルブチラール溶液730重量部に180重
量部を添加混合し、更にエポキシ樹脂にも実施例１と同
様にＲ−301を用い、メチルエチルケトン30重量部に30
重量部を溶解させ、上記溶液に添加混合し、マトリック
ス用樹脂とした。Example 2 As for polyvinyl butyral, BX-1 was used as in Example 1, 80 parts by weight was dissolved in 650 parts by weight of methyl ethyl ketone, and RP-51406 was used for phenol resin as in Example 1, and the above polyvinyl butyral was used. 180 parts by weight was added to 730 parts by weight of the solution and mixed, and R-301 was used as the epoxy resin in the same manner as in Example 1 to 30 parts by weight of methyl ethyl ketone.
Part by weight was dissolved and added to and mixed with the above solution to obtain a matrix resin.
該樹脂をケプラー繊維織布（カネボー（株）製、Ｋ−11
22）に付着樹脂量が18重量％になるようにコーティング
し、120℃乾燥器中で５分間乾燥を行ない、プリプレグ
を作成した。The resin is used as Kepler fiber woven fabric (K-11, K-11
22) was coated so that the amount of adhered resin was 18% by weight, and dried in a 120 ° C. dryer for 5 minutes to prepare a prepreg.
このプリプレグを10枚重ね合わせて、実施例１と同様の
条件で成形し、厚さ5mmの板状成形品を得た。Ten of these prepregs were stacked and molded under the same conditions as in Example 1 to obtain a plate-shaped molded product having a thickness of 5 mm.
比較例１ エポキシ樹脂Ｒ−301（三井石油化学エポキシ（株）
製、エポキシ当量450〜500）25重量部をメチルエチルケ
トン25重量部に溶解させ、フェノール樹脂PR−51406
（住友デュレズ（株）製、数平均分子量300固形分50重
量％）100重量部を添加混合し、マトリックス用樹脂と
した。Comparative Example 1 Epoxy resin R-301 (Mitsui Petrochemical Epoxy Co., Ltd.)
Made, epoxy equivalent 450-500) 25 parts by weight of methyl ethyl ketone dissolved in 25 parts by weight of phenol resin PR-51406
100 parts by weight (manufactured by Sumitomo Durez Co., Ltd., number average molecular weight: 300, solid content: 50% by weight) were added and mixed to obtain a matrix resin.
上記マトリックス用樹脂をしたケプラー繊維織布（カネ
ボー（株）製、Ｋ−1122）に付着樹脂量が18重量％にな
るようにコーティングし、120℃乾燥器中で５分間乾燥
を行ない、プリプレグを作成した。A Kepler fiber woven fabric (K-1122 manufactured by Kanebo Co., Ltd.) coated with the above matrix resin was coated so that the amount of the attached resin was 18% by weight, and dried in a dryer at 120 ° C. for 5 minutes to prepare a prepreg. Created.
このプリプレグを10枚重ね合わせて、実施例１と同様の
条件で成形し、厚さ5mmの板状成形品を得た。Ten of these prepregs were stacked and molded under the same conditions as in Example 1 to obtain a plate-shaped molded product having a thickness of 5 mm.
比較例２ 不飽和ポリエステル樹脂100重量部にｔ−Ｂ、Ｐ、B5重
量部添加した樹脂をケブラー繊維織布（カネボー（株）
製、Ｋ−1122）に付着樹脂量が18重量％になるようコー
ティングし、プリプレグを作成した。Comparative Example 2 Kevlar fiber woven fabric (Kanebo Co., Ltd.) was prepared by adding 100 parts by weight of unsaturated polyester resin to t-B, P and B in an amount of 5 parts by weight.
Manufactured by K-1122) was coated so that the amount of the adhered resin was 18% by weight to prepare a prepreg.
このプリプレグを10枚重ね合わせて、実施例１と同様の
条件で成形し、厚さ5mmの板状成形品を得た。Ten of these prepregs were stacked and molded under the same conditions as in Example 1 to obtain a plate-shaped molded product having a thickness of 5 mm.
これらの各例の成形品を安全帽の耐貫通試験であるJIS
T−8131に基づいて耐衝撃製評価を行ない、その結果を
表１に示した。但し、ストライカのさは2.5mとした。The molded products of each of these examples are JIS
Impact resistance was evaluated based on T-8131, and the results are shown in Table 1. However, the striker was 2.5m.
Claims (1)
びエポキシ樹脂からなる樹脂組成物をマトリックスとす
る繊維強化プラスチックからなる耐衝撃成形物。1. An impact resistant molded product made of a fiber reinforced plastic having as a matrix a resin composition comprising a phenol resin, polyvinyl butyral and an epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60259897A JPH0684046B2 (en) | 1985-11-21 | 1985-11-21 | Impact resistant molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60259897A JPH0684046B2 (en) | 1985-11-21 | 1985-11-21 | Impact resistant molding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62121038A JPS62121038A (en) | 1987-06-02 |
| JPH0684046B2 true JPH0684046B2 (en) | 1994-10-26 |
Family
ID=17340454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60259897A Expired - Fee Related JPH0684046B2 (en) | 1985-11-21 | 1985-11-21 | Impact resistant molding |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0684046B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2512516B2 (en) * | 1988-02-05 | 1996-07-03 | イー・アイ・デユポン・デ・ニモアス・アンド・カンパニー | Hard composite |
| JPH0715040B2 (en) * | 1990-02-08 | 1995-02-22 | 鐘紡株式会社 | Flame-retardant phenolic resin composition and prepreg using the same |
| JP7178251B2 (en) * | 2018-12-17 | 2022-11-25 | 株式会社イノアックコーポレーション | CARBON FIBER REINFORCED MOLDED PRODUCT AND METHOD FOR MANUFACTURING THE SAME |
-
1985
- 1985-11-21 JP JP60259897A patent/JPH0684046B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62121038A (en) | 1987-06-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |